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### Author: Dag Wieers <dag$wieers,com> ### FIXME: This module needs infrastructure to provide a list of mountpoints ### FIXME: Would be nice to have a total by default (half implemented) class dstat_plugin(dstat): """ Amount of used and free space per mountpoint. """ def __init__(self): self.nick = ('used', 'free') self.open('/etc/mtab') self.cols = 2 def vars(self): ret = [] for l in self.splitlines(): if len(l) < 6: continue if l[2] in ('binfmt_misc', 'devpts', 'iso9660', 'none', 'proc', 'sysfs', 'usbfs'): continue ### FIXME: Excluding 'none' here may not be what people want (/dev/shm) if l[0] in ('devpts', 'none', 'proc', 'sunrpc', 'usbfs'): continue name = l[1] res = os.statvfs(name) if res[0] == 0: continue ### Skip zero block filesystems ret.append(name) return ret def name(self): return ['/' + os.path.basename(name) for name in self.vars] def extract(self): self.val['total'] = (0, 0) for name in self.vars: res = os.statvfs(name) self.val[name] = ( (float(res.f_blocks) - float(res.f_bavail)) * long(res.f_frsize), float(res.f_bavail) * float(res.f_frsize) ) self.val['total'] = (self.val['total'][0] + self.val[name][0], self.val['total'][1] + self.val[name][1]) # vim:ts=4:sw=4:et